This article is not succinct and it's not brand new, but it's also no surprise considering the occasional troll raids we see not only here, but all over the internet. Turns out there are entire businesses dedicated to creating this type of fakery.
... for a defense contractor with ties to the federal government, Hunton & Williams, DOD, NSA, and the CIA - whose enemies are labor unions, progressive organizations, journalists, and progressive bloggers, a persona apparently goes far beyond creating a mere sockpuppet.
... it involves creating an army of sockpuppets, with sophisticated "persona management" software that allows a small team of only a few people to appear to be many...
Geez, who would ever guess.